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Afina-wow [57]
3 years ago
8

Si multiplicó una ecuación de grado 2 con una ecuasion de grado 3 ¿Cuál es el grado de la ecuación resultante? ​

Mathematics
1 answer:
leonid [27]3 years ago
6 0
English? Do you know how to speak English
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Please I really need help with this
Delvig [45]

Answer:

Step-by-step explanation:

㏒ 3+㏒(x+2)=1

㏒3(x+2)=1

3(x+2)=10^1

3x+6=10

3x=10-6=4

x=4/3

so A

3.

log_{2}x+log_{2}(x+2)=3\\or~log_{2}[x(x+2)]=3\\x(x+2)=2^3\\x^2+2x-8=0\\x^2+4x-2x-8=0\\x(x+4)-2(x+4)=0\\(x+4)(x-2)=0\\x=2,-4\\x=-4 ~is~an~extraneous~solution.\\B

6 0
3 years ago
Simplify each of the expressions. (6y^2 + 4y + 5) – (3 – 7y + y^2)
Ludmilka [50]
<span> (6y^2 + 4y + 5) – (3 – 7y + y^2)
= </span><span> 6y^2 + 4y + 5 – 3 +  7y -  y^2
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hope it helps
8 0
2 years ago
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It a keep on the work
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5. What is the slope of the line ?​
guapka [62]

Answer:

it is 2/3

Step-by-step explanation:

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